Spektraris NMR
2,3,6,8-tetrahydroxy-1-methylxanthone
Common Name: 2,3,6,8-tetrahydroxy-1-methylxanthone
Synonyms: 2,3,6,8-tetrahydroxy-1-methylxanthone
CAS Registry Number:
InChI: InChI=1S/C14H10O6/c1-5-11-10(4-8(17)13(5)18)20-9-3-6(15)2-7(16)12(9)14(11)19/h2-4,15-18H,1H3
InChIKey: InChIKey=YPBXGIBBOZOVPM-UHFFFAOYSA-N
Formula: C14H10O6
Molecular Weight: 274.22614
Exact Mass: 274.047738
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Abdel-Lateff, A., Klemke, C., Konig, G.M., Wright, A.D. J Nat Prod (2003) 66, 706-8
Species:
Notes: Family : Aromatics, Type : Xanthones; 13 C Spectrum from Naproc 13: José Luis López-Pérez, Roberto Therón, Esther del Olmo, David Díaz: NAPROC-13: a database for the dereplication of natural product mixtures in bioassay-guided protocols. Bioinformatics 23(23):3256-3257 (2007)
Carbon NMR Peaks
| Position | PPM |
|---|---|
| 1 (C) | 125.6 |
| 2 (C) | 141.8 |
| 3 (C) | 152.7 |
| 4 (CH) | 100.9 |
| 4a (C) | 153.5 |
| 5 (CH) | 93.6 |
| 6 (C) | 165.1 |
| 7 (CH) | 98.4 |
| 8 (C) | 164.8 |
| 8a (C) | 103.8 |
| 9 (C) | 183.5 |
| 9a (C) | 112.5 |
| 10a (C) | 158 |
| 1' (CH3) | 13.9 |
